All from Number 8 XFINITY team.

NASCAR has issued Behavioral Penalties to five crew members for their actions during pre-race March 21 at Auto Club Speedway. The crew members were working for the No. 8 NASCAR XFINITY Series team when the violations occurred. The car, a Toyota, was driven by Blake Koch.

The crew members violated the following Sections in the 2015 NASCAR rule book:

12-1: Actions detrimental to stock car racing: Involved in a pre-race incident; failure to comply with a directive from Track Security

12.8a: Behavioral Penalty

Crew member Mark Armstrong has been fined $1,500, suspended from NASCAR until April 21 and placed on NASCAR probation through Dec. 31. Crew members Tyler Bullard, Nathaniel House, Jeremy Howard and Ryan Mulder have all been placed on NASCAR probation through Dec. 31.